How to do multiple plane tracks from one video
To create a plane track you select a minimum of four tracking points and then click Create Plane Track, which is available in the solve tab of the tools sidebar T in the Clip Editor.

I don't know if there are any limits, blender just lets you create as many plane tracks as you want for the current movie, I just created 40 as a test.

There is a plane track deform node that you can use in the compositor that will distort an image to match the plane track you choose.